#!/bin/sh
# PCP QA Test No. 1175
# Exercise the BCC PMDA dynamic process filtering.
#
# Copyright (c) 2018-2019 Red Hat.
#

seq=`basename $0`
echo "QA output created by $seq"

. ./common.bcc

_pmdabcc_check
_pmdabcc_require_kernel_version 4 7
_java_check

status=1       # failure is the default!
signal=$PCP_BINADM_DIR/pmsignal

cat <<EOF >$tmp.conf
# Installed by PCP QA test $seq on `date`
[pmda]
modules = usdt_jvm_threads
prefix = bcc.
process_refresh = 2
[usdt_jvm_threads]
module = usdt_jvm_threads
cluster = 110
process = java
EOF

_pmdabcc_try_compile $tmp.conf

_prepare_pmda bcc
trap "\$signal -s KILL \$javapid > /dev/null 2>&1; _pmdabcc_cleanup; exit \$status" 0 1 2 3 15
_stop_auto_restart pmcd

# real QA test starts here
_pmdabcc_install <$tmp.conf | _pmdabcc_install_filter
_pmdabcc_wait_for_metric

# Wait for the first proc refresh
pmsleep 3

echo "=== validate no metrics ==="
pminfo -dfmtT bcc.usdt.jvm.threads.start 2>&1 | tee -a $seq_full

echo "=== start test program ==="
cd java
java USDTJVMTest &
javapid=$!
disown > /dev/null 2>&1 || :
cd ..

# Wait for values to appear
pmsleep 3

echo "=== validate ok metrics ==="
pminfo -dfmtT bcc.usdt.jvm.threads.start 2>&1 | tee -a $seq_full \
| _value_filter_nonzero

$signal -s KILL $javapid > /dev/null 2>&1
_pmdabcc_remove

status=0
exit
